diff --git a/src/SBML.cpp b/src/SBML.cpp
index d6895a8..8184b62 100644
--- a/src/SBML.cpp
+++ b/src/SBML.cpp
@@ -11,12 +11,12 @@
 
 using namespace Rcpp;
 
-// Check the version of libSBML
-#if LIBSBML_VERSION >= 52000
-// For libSBML version 5.20.0 and above, use the libsbml namespace
+// Check if the g++ version is 12 or higher
+#if (__GNUC__ > 11) || (__GNUC__ == 11 && __GNUC_MINOR__ >= 0)
 using namespace libsbml;
 #endif
 
+
 /*
  * Get libSBML version number
  */